Multi-member connection node for lattice support

Abstract

The application discloses a multi-bar connecting node for lattice support, which comprises a vertical pipe, a first gap is formed on one side of the end of the vertical pipe, the end of the vertical pipe is inserted into the first gap of the upper and lower adjacent vertical pipes, and the accommodating through grooves of the two adjacent vertical pipes are surrounded to form a hole; a pipe sleeve is sleeved on the outside of the ends of the two adjacent vertical pipes, the upper part and the lower part of the pipe sleeve are respectively formed with a tension rod, the outer edge of the tension rod is formed with a counterforce flange; a lock rod is rotatably arranged in the lock hole of the pipe sleeve and the hole of the two vertical pipes; a horizontal pipe is internally embedded with a connecting seat at the end thereof, one end of the lock rod is screwed into the threaded hole of the connecting seat; a cable-stayed pipe is provided with a second gap at the pipe opening thereof, a vertical end surface is connected with an end plate, the end plate is provided with a third gap, the position of the third gap corresponds to the position of the second gap, and the tension rod is embedded in the third gap. The application solves the problem that the existing lattice support generates a large number of bolt scattered parts during the installation and disassembly process, thereby reducing the construction efficiency.

Description

Technical Field

[0001] This invention relates to the field of building construction technology, and specifically to a multi-member connection node for lattice support. Background Technology

[0002] With the rapid development of the national economy, large public buildings such as airports, stadiums, and exhibition halls have appeared in the public eye with unique shapes. These buildings often employ large-span spatial structures, and the diverse and complex spatial structures pose significant challenges to construction technology. Lattice bracing, as an important tool in the construction of large-span steel structures, is widely used. The load-bearing capacity and reliability of lattice bracing are fundamental requirements for ensuring construction safety. The member connection nodes, as key parts of the lattice bracing structure, are often designed to be quite complex. Common connection methods include flange bolt connections. During assembly and disassembly, bolts and other loose parts are generated. The large number of bolts involved in assembly and disassembly makes the process cumbersome and inefficient, causing inconvenience in construction applications. Summary of the Invention

[0003] To overcome the shortcomings of existing technologies, a multi-member connection node for lattice supports is provided to solve the problem of low construction efficiency caused by the generation of a large number of loose bolts during the installation and dismantling of existing lattice supports.

[0004] To achieve the above objectives, a multi-member connection node for lattice support is provided, comprising:

[0005] A riser pipe has a first notch formed on one side of its end. The vertical inner wall of the first notch has a receiving groove. The end of the riser pipe is inserted into the first notch of the adjacent riser pipes above and below. The receiving grooves of the two adjacent riser pipes enclose each other to form a channel.

[0006] A sleeve is fitted over the outside of the ends of two adjacent risers. The sleeve has a locking hole aligned with the channel. The upper and lower parts of the sleeve are respectively formed with a tension rod, and the outer edge of the end of the tension rod extends to form a reaction flange.

[0007] A locking rod is rotatably inserted into the locking hole and the channel of the sleeve;

[0008] A horizontal tube, with a connecting seat embedded in its end, the connecting seat having a threaded hole, and one end of the locking rod having an external thread, the locking rod being screwed into the threaded hole of the connecting seat;

[0009] The oblique pull pipe has opposite two vertical end faces, upper part of upper pipe opening and lower part of lower pipe opening of the oblique pull pipe are respectively formed with second notches, the vertical end faces are connected with end plates, the end plates are provided with third notches, positions of the third notches correspond to positions of the second notches, an inner diameter size of the third notches is smaller than an outer diameter size of the counterforce flange, and the tension rod is movably embedded in the third notches to make the counterforce flange extend into the oblique pull pipe through the second notches and abut against the inner side of the end plate.

[0010] Further, the first notches of the two ends of the vertical pipe are respectively arranged on opposite sides of the vertical pipe.

[0011] Further, the hole diameter size of the hole is adapted to the outer diameter size of the lock rod.

[0012] Further, the other end of the lock rod is formed with a limiting flange abutting against the outer side of the pipe sleeve.

[0013] Further, the two ends of the horizontal pipe are formed with through openings, and the side part of the pipe sleeve is embedded in the through openings.

[0014] The beneficial effects of the present application are that the multi-rod connecting node for lattice support of the present application forms a pin shaft type connecting system, a button type connecting system and a lock rod connecting seat type fastening connecting system through the vertical pipe, the horizontal pipe, the oblique pull pipe, the pipe sleeve, the lock rod and the connecting seat. Specifically, the end part of the vertical pipe is a semicircular opening, the semicircular opening of the upper part of the vertical pipe and the semicircular opening of the lower part of the adjacent vertical pipe form a filling relationship, and a containing groove is arranged at the butt joint to form a hole, which cooperates with the pipe sleeve and the lock rod to form the pin shaft type connecting system. The end part of the horizontal pipe is provided with an arc-shaped slot (through opening), which cooperates with the pipe sleeve to ensure contact, and the end part of the horizontal pipe is provided with a connecting seat, which cooperates with the lock rod to form the fastening connecting system. The end part of the oblique pull pipe is provided with a beveled end plate, and a third notch is arranged in the end plate, which cooperates with the tension rod with a flange on the pipe sleeve to form the button type connecting system. A lock hole is arranged in the middle of the waist part of the pipe sleeve, which cooperates with the lock rod to form the pin shaft type connecting system, and the upper and lower parts of the pipe sleeve are provided with the tension rod with a flange, which cooperates with the oblique pull pipe to form the button type connecting system. The lock rod cooperates with the connecting seat of the horizontal pipe to form the fastening type connecting system, and cooperates with the pipe sleeve and the upper and lower vertical pipes to form the pin shaft type connecting system.

[0015] The multi-rod connecting node for lattice support of the present application not only can effectively improve the characteristics of the conventional node, which is complicated and redundant, and will not produce small scattered parts, but also can ensure the connection reliability of the node and simplify the node assembly process, thereby providing guarantee for efficient construction of large-span steel structures. BRIEF DESCRIPTION OF DRAWINGS

[0016] Other characteristics, objects and advantages of the present application will become more apparent from the following detailed description of non-limiting embodiments made with reference to the accompanying drawings:

[0017] Figure 1 Structure diagram of a multi-bar connecting node for lattice support according to an embodiment of the present application.

[0018] Figure 2 Structure diagram of a riser according to an embodiment of the present application.

[0019] Figure 3 Side view of the lower end of a riser according to an embodiment of the present application.

[0020] Figure 4 Structure diagram of a pipe sleeve according to an embodiment of the present application.

[0021] Figure 5 Side view of a pipe sleeve according to an embodiment of the present application.

[0022] Figure 6 Structure diagram of the end of a cross pipe according to an embodiment of the present application.

[0023] Figure 7 Structure diagram of the lower end of a stay pipe according to an embodiment of the present application.

[0024] Figure 8 Side view of the lower end of a stay pipe according to an embodiment of the present application. DETAILED DESCRIPTION

[0025] The present application will be further described below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely intended for the purpose of interpretation of the present application and are not intended to limit the present application. It should also be noted that only parts related to the present application are shown in the accompanying drawings for the purpose of description.

[0026] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The present application will be described in detail below in conjunction with the accompanying drawings and embodiments.

[0027] Reference Figures 1 to 8 The present application provides a multi-bar connecting node for lattice support, comprising a riser 1, a pipe sleeve 2, a locking rod 3, a cross pipe 4, and a stay pipe 5.

[0028] In the present embodiment, reference is made to Figure 2 and Figure 3 The riser 1 is a hollow round steel pipe. A first notch a is formed on one side of the end of the riser 1. A receiving channel b is formed on the vertical inner wall of the first notch a. The end of the riser 1 is inserted into the first notch a of the upper and lower adjacent risers 1. The receiving channels b of the adjacent two risers 1 enclose a hole.

[0029] As a preferred embodiment, the first notches a at the two ends of the riser 1 are respectively arranged on the opposite sides of the riser 1.

[0030] Referring to Figure 4 and Figure 5 , the inner diameter of the sleeve 2 is adapted to the outer diameter of the riser. The sleeve is movably sleeved on the outer part of the end of the two adjacent risers 1. The sleeve 2 is provided with a locking hole c. The locking hole c is aligned with the hole. The upper and lower parts of the sleeve 2 are respectively formed with a tension rod 21. The outer edge of the end of the tension rod 21 is extended to form a counterforce flange 22.

[0031] In the embodiment, after the sleeve is sleeved on the ends of the two adjacent risers, the locking hole is aligned with the hole. The locking rod 3 is movably inserted into the locking hole c of the sleeve 2 and the hole.

[0032] Referring to Figure 6 , the cross pipe 4 is a hollow round steel pipe. The end of the cross pipe 4 is embedded with a connecting seat 41. The connecting seat 41 is provided with a threaded hole. One end of the locking rod 3 is formed with an external thread. The one end of the locking rod 3 is screwed into the threaded hole of the connecting seat 41.

[0033] Specifically, the end of the cross pipe is fixedly provided with a cross partition plate. The connecting seat is fixedly connected to the inner side of the cross partition plate. The cross partition plate is provided with a through hole. The through hole is aligned with the threaded hole of the connecting seat. The inner diameter of the through hole is adapted to the inner diameter of the threaded hole.

[0034] As a preferred embodiment, the hole diameter of the hole is adapted to the outer diameter of the locking rod 3.

[0035] In the embodiment, the other end of the locking rod 3 is formed with a limiting flange 31. The limiting flange abuts against the outer side of the sleeve 2. The limiting flange is hexagonal.

[0036] As a preferred embodiment, the two ends of the cross pipe 4 are formed with a through opening. The side of the sleeve 2 is embedded in the through opening.

[0037] Referring to Figure 7 and Figure 8 , the inclined cable pipe 5 is a hollow steel pipe. The inclined cable pipe 5 is inclinedly arranged. The inclined cable pipe has opposite vertical end faces. The upper part of the upper pipe opening and the lower part of the lower pipe opening of the inclined cable pipe 5 are respectively formed with a second notch d. The size of the second notch is larger than the outer diameter of the counterforce flange. The vertical end face is connected with an end plate 51. The end plate 51 is provided with a third notch e. The position of the third notch e corresponds to the position of the second notch d. The inner diameter of the third notch e is smaller than the outer diameter of the counterforce flange 22. The tension rod 21 is movably embedded in the third notch e so that the counterforce flange 22 extends into the inclined cable pipe 5 through the second notch d and abuts against the inner side of the end plate 51.

[0038] The multi-bar connecting node for lattice support of the application is a pin shaft type connecting system, a button type connecting system and a locking rod connecting seat type fastening connecting system formed by the vertical pipe, the horizontal pipe, the inclined pull pipe, the pipe sleeve, the locking rod and the connecting seat.

[0039] Specifically, the end of the vertical pipe is a semicircular opening, the semicircular opening of the upper part of the vertical pipe and the semicircular opening of the lower part of the adjacent vertical pipe form a patching relationship, and a containing groove is formed at the butt joint to form a hole, which cooperates with the pipe sleeve and the locking rod to form a pin shaft type connecting system.

[0040] The end of the horizontal pipe is provided with an arc-shaped slot (through hole), and the pipe sleeve is matched to ensure contact. The end of the horizontal pipe is provided with a connecting seat, and the locking rod is matched to form a fastening connecting system.

[0041] The end of the inclined pull pipe is provided with an obliquely cut end plate and a third notch, and the pipe sleeve is matched with the flange bearing rod to form a button type connecting system.

[0042] The pipe sleeve is provided with a locking hole in the middle of the waist, and the locking rod is matched to form a pin shaft type connecting system. The upper and lower parts of the pipe sleeve are provided with flange bearing rods, and the inclined pull pipe is matched to form a button type connecting system.

[0043] The locking rod and the connecting seat are matched with the horizontal pipe to form a fastening type connecting system, and the pipe sleeve and the upper and lower vertical pipes are matched to form a pin shaft type connecting system.

[0044] The multi-bar connecting node for lattice support of the application not only effectively improves the characteristics of the conventional node, but also ensures the connection reliability of the node, and simplifies the node assembly process, which provides a guarantee for efficient construction of large-span steel structures.

[0045] The above description is only the preferred embodiment of the application and the explanation of the applied technical principles. Those skilled in the art should understand that the scope of the application disclosed in the application is not limited to the technical solutions formed by the specific combination of the above technical features, and also covers other technical solutions formed by any combination of the above technical features or equivalent features without departing from the inventive concept. For example, the above features are replaced with the technical features disclosed in the application (but not limited to) having similar functions to form a technical solution.

Claims

1. A multi-member connection node for lattice bracing, characterized by, include: A riser pipe has a first notch formed on one side of its end. The vertical inner wall of the first notch has a receiving groove. The end of the riser pipe is inserted into the first notch of the adjacent riser pipes above and below. The receiving grooves of the two adjacent riser pipes enclose each other to form a channel. A sleeve is fitted over the outside of the ends of two adjacent risers. The sleeve has a locking hole aligned with the channel. The upper and lower parts of the sleeve are respectively formed with a tension rod, and the outer edge of the end of the tension rod extends to form a reaction flange. A locking rod is rotatably inserted into the locking hole and the channel of the sleeve; A horizontal tube, with a connecting seat embedded in its end, the connecting seat having a threaded hole, and one end of the locking rod having an external thread, the locking rod being screwed into the threaded hole of the connecting seat; A cable-stayed tube has two opposing vertical end faces. The upper part of the upper opening and the lower part of the lower opening of the cable-stayed tube are respectively formed with second notches. An end plate is connected to the vertical end face. The end plate has a third notch. The position of the third notch corresponds to the position of the second notch. The inner diameter of the third notch is smaller than the outer diameter of the reaction flange. The tension rod is movably embedded in the third notch so that the reaction flange extends into the cable-stayed tube through the second notch and abuts against the inner side of the end plate. The other end of the locking rod forms a limiting flange, which abuts against the outside of the sleeve.

2. The multi-member connection node for lattice bracing of claim 1, wherein, The first notches at both ends of the riser are respectively provided on opposite sides of the riser.

3. The multi-member connection for lattice bracing according to claim 1, wherein, The diameter of the channel is adapted to the outer diameter of the locking rod.

4. The multi-member connection for lattice bracing according to claim 1, wherein, The horizontal tube has openings at both ends, and the side of the sleeve is embedded in the openings.

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